Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:4747430.

I modified the Photon Zero Dripping Hook Prototype by niccoreyes to angle the plate up 15 degrees to help the excess resin flow to a single corner. I also made the walls a more uniform thickness so the printer does less darting around to fill the corners. Solidworks 2016 source included.